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Finding the Fourth Proportional to 26,700.98, 40,063.18 and 12,671.14

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Solution

The fourth proportional to 26,700.98, 40,063.18 and 12,671.14 is: 19,012.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,700.98 : 40,063.18 = 12,671.14 : x
  2. Step 2: Convert to fraction form
    26,700.98/40,063.18 = 12,671.14/x
  3. Step 3: Cross multiply
    26,700.98x = 40,063.18 × 12,671.14
  4. Step 4: Simplify right side
    26,700.98x = 507,646,162.63
  5. Step 5: Solve for x
    x = 507,646,162.63/26,700.98
  6. Step 6: Final answer
    x = 19,012.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.